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| author | iximeow <me@iximeow.net> | 2026-04-12 01:03:47 +0000 |
|---|---|---|
| committer | iximeow <me@iximeow.net> | 2026-05-25 00:59:27 +0000 |
| commit | a049351c5d512710f557ffb45ee6391fc86a3dc6 (patch) | |
| tree | 17040c4c95f9361de271fb1ad874c3a71d2b0e9d /test/long_mode/operand.rs | |
| parent | 6c32405ca9930f393d8ca45d22df1b5a1c7c8653 (diff) | |
fix table management instructions' ({l,s}{g,i,l}dt) mem_size
these instructions, it turns out, have fixed operand size based on CPU
execution mode and regardless of prefixes. good to know!
Diffstat (limited to 'test/long_mode/operand.rs')
| -rw-r--r-- | test/long_mode/operand.rs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/long_mode/operand.rs b/test/long_mode/operand.rs index 09ac5a2..9f594b5 100644 --- a/test/long_mode/operand.rs +++ b/test/long_mode/operand.rs @@ -69,4 +69,12 @@ fn test_implied_memory_width() { assert_eq!(mem_size_of(&[0x0f, 0xa8]), Some(8)); // pop gs assert_eq!(mem_size_of(&[0x0f, 0xa9]), Some(8)); + // lidt + assert_eq!(mem_size_of(&[0x0f, 0x01, 0x18]), Some(10)); + // sidt + assert_eq!(mem_size_of(&[0x0f, 0x01, 0x08]), Some(10)); + // lgdt + assert_eq!(mem_size_of(&[0x0f, 0x01, 0x10]), Some(10)); + // sgdt + assert_eq!(mem_size_of(&[0x0f, 0x01, 0x00]), Some(10)); } |